CN110145132A - A kind of carbon fiber mesh is used for the reinforcement means of masonry structure - Google Patents
A kind of carbon fiber mesh is used for the reinforcement means of masonry structure Download PDFInfo
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- CN110145132A CN110145132A CN201910065379.7A CN201910065379A CN110145132A CN 110145132 A CN110145132 A CN 110145132A CN 201910065379 A CN201910065379 A CN 201910065379A CN 110145132 A CN110145132 A CN 110145132A
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- carbon fiber
- fiber mesh
- mortar
- masonry
- layer mortar
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
This application discloses the reinforcement means that a kind of carbon fiber mesh is used for masonry structure, comprising the following steps: the processing of masonry basal plane；Cut carbon fiber mesh；Smear first layer mortar；Fixed carbon fiber mesh, carbon fiber mesh is layed in first layer mortar surface, carbon fiber mesh is fixed using the steel plate press strip anchored by chemical anchor bolts, then second layer mortar is smeared on the surface of carbon fiber mesh, carbon fiber mesh is fixed on first layer mortar surface；Float coat mortar is applied, surface layer mortar levelling is then received into light；Maintenance processing covers surface layer mortar, sprinkling maintenance using geotextiles.The reinforcement means of the application reduces masonry structure lateral pressure, improves the safety of building；Thinner thickness is reinforced, construction area is reduced and occupies；The application range of carbon fiber mesh reinforcement technique is widened.
Description
Technical field
The present disclosure relates generally to building reinforcement technique fields more particularly to a kind of carbon fiber mesh for masonry structure
Reinforcement means.
Background technique
In recent years, New Dwelling is substantially replaced reinforced concrete structure or other structures form, but brick
Body structure house still occupies biggish specific gravity in existed building, and current brick masonry structure service life has been approached 70 years,
There are dusting and brick the intensity diseases such as not enough in many structure mortars, seriously affect structure normal service life.
Current existing brick setting reinforcement means mainly has reinforcing steel net shell surface layer method for strengthening and pastes fiber composite
Material reinforcement means has the shortcomings that different although structural bearing capacity can be improved；Added using reinforcing steel net shell surface layer
Gu method, although structural strength and rigidity can be improved, construction is complicated, and Steel Bar Tensile Strength is low, and protective layer is thicker, cause to add
Gu thickness reaches 7-8cm, seriously occupy old masonry structure usable floor area；
For fiber composite material reinforcement means, though having very high tensile strength, it is limited to provide rigidity, and structure glue is easy
It is influenced by temperature and ultraviolet light, the disadvantages of so as to shorten service life.
Summary of the invention
In view of drawbacks described above in the prior art or deficiency, it is intended to provide a kind of carbon fiber mesh adding for masonry structure
Solid method.
A kind of carbon fiber mesh provided by the present application is used for the reinforcement means of masonry structure, comprising the following steps:
The processing of masonry basal plane, the coat of plaster to Strengthened Masonry Walls basal plane is cut, and then polishing rinses and is allowed to sufficiently soak；
Carbon fiber mesh is cut, according to the size of masonry basal plane, it is spare to cut the two-way carbon fiber mesh of CFN200/200；
First layer mortar is smeared, mixing CWSM wet spraying polymer mortar is applied to the surface of masonry basal plane, shape
At first layer mortar；
Fixed carbon fiber mesh, is layed in first layer mortar table for the two-way carbon fiber mesh of the CFN200/200 cut
The surrounding of the two-way carbon fiber mesh of CFN200/200 is carried out flanging using the steel plate press strip anchored by chemical anchor bolts by face
It is fixed, one layer of CWSM wet spraying polymer mortar then is smeared on the surface of the two-way carbon fiber mesh of CFN200/200, by it
It is fixed on first layer mortar surface, forms second layer mortar；
It applies float coat mortar and CWSM wet spraying polymer mortar is uniformly applied to the second layer after chemical anchor bolts solidification
Mortar surface forms surface layer mortar, and surface layer mortar levelling is then received light；
Maintenance processing, surface layer mortar is covered with geotextiles, sprinkling maintenance.
Preferably, the humidity soaked in the masonry basal plane processing step is 95%-98%.
Preferably, the first layer mortar with a thickness of 5-8mm.
Preferably, the second layer mortar with a thickness of 2-3mm.
Preferably, the steel plate press strip uses Q235 model steel, width 1-3cm, with a thickness of 2-3mm.
Preferably, the chemical anchor bolts are M10 chemical anchor bolts.
Preferably, the surface layer mortar with a thickness of 5-9mm.
Preferably, the time of sprinkling maintenance is 7-10 days in the maintenance processing step.
In terms of existing technologies, the beneficial effect of the application is:
(1) by the application, carbon fiber mesh reinforcement technique is applied in masonry bearing capacity field, the technology has been widened
In the application range of field of reinforcement；
(2) reinforcement means of the application reinforces thickness and is no more than 2cm, reduces reinforcement material to the occupancy of construction area,
The lateral pressure for reducing masonry structure, improves structural safety performance；
(3) reinforcement means of the application, using the two-way carbon fiber mesh of CFN200/200 and CWSM wet spraying polymer
Mortar, which matches, to be reinforced, and improves the cohesive force between reinforcement material and masonry structure, lift structure rigidity, and utilize carbon
Fiber high-strength tensile strength and promote bearing capacity, and carbon fibre material belongs to inert material, should not be corroded and high temperature resistant, mentions
High consolidation effect.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of process signal of reinforcement means of the carbon fiber mesh provided by the embodiments of the present application for masonry structure
Figure.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Referring to FIG. 1, being a kind of reinforcement means of the carbon fiber mesh provided by the embodiments of the present application for masonry structure
Flow diagram, comprising the following steps:
The processing of S11 masonry basal plane, the coat of plaster to Strengthened Masonry Walls basal plane is cut, and then polishing rinses and is allowed to sufficiently moisten
Wet, wetting humidity is 95%-98%, so that reinforcement material and masonry basal plane cohesive force are stronger；
S12 cuts carbon fiber mesh, and according to the size of masonry basal plane, it is standby to cut the two-way carbon fiber mesh of CFN200/200
There is high-strength pulling-resisting intensity with, the two-way carbon fiber mesh of CFN200/200, can lift structure bearing capacity, and it belongs to inertia material
Material, should not be corroded and high temperature resistant, fire protecting performance are fabulous；
S13 smears first layer mortar, and mixing CWSM wet spraying polymer mortar is applied to the table of masonry basal plane
Face forms the first layer mortar of 5-8mm thickness, and CWSM wet spraying polymer mortar is the cementability with high molecular material, again
Durability with inorganic material, compression strength is high, and solidification is rapid；
S14 fixes carbon fiber mesh, and the two-way carbon fiber mesh of the CFN200/200 cut is layed in first layer mortar
Surface, using the steel plate press strip anchored by M10 chemical anchor bolts by the surrounding of the two-way carbon fiber mesh of CFN200/200 into
Row flanging is fixed, and guarantees its flatness, then smears one layer of CWSM wet process on the surface of the two-way carbon fiber mesh of CFN200/200
Spraying polymer mortar is fixed in first layer mortar surface, forms the second layer mortar of 2-3mm thickness, and steel plate press strip uses
Q235 model steel, width 1-3cm, with a thickness of 2-3mm；
S15 applies float coat mortar and is uniformly applied to CWSM wet spraying polymer mortar after the solidification of M10 chemical anchor bolts
Second layer mortar surface forms the surface layer mortar of 5-8mm thickness, and surface layer mortar levelling is then received light；
S16 maintenance processing, surface layer mortar is covered with geotextiles, sprinkling maintenance 7-10 days, is added in maximum promoted
Gu while the strength of materials, preventing mortar from cracking.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (8)
1. the reinforcement means that a kind of carbon fiber mesh is used for masonry structure, which comprises the following steps:
The processing of masonry basal plane, the coat of plaster to Strengthened Masonry Walls basal plane is cut, and then polishing rinses and is allowed to sufficiently soak；
Carbon fiber mesh is cut, according to the size of the masonry basal plane, it is spare to cut the two-way carbon fiber mesh of CFN200/200；
First layer mortar is smeared, mixing CWSM wet spraying polymer mortar is applied to the surface of the masonry basal plane, shape
At first layer mortar；
Fixed carbon fiber mesh, is layed in the first layer mortar for the two-way carbon fiber mesh of the CFN200/200 cut
Surface, using the steel plate press strip anchored by chemical anchor bolts by the surrounding of the two-way carbon fiber mesh of the CFN200/200 into
Row flanging is fixed, and then smears one layer of CWSM wet spraying polymer on the surface of the two-way carbon fiber mesh of the CFN200/200
Mortar is fixed in the first layer mortar surface, forms second layer mortar；
Float coat mortar is applied, after chemical anchor bolts solidification, CWSM wet spraying polymer mortar is uniformly applied to described the
Two layers of mortar surface form surface layer mortar, and the surface layer mortar levelling is then received light；
Maintenance processing, the surface layer mortar is covered with geotextiles, sprinkling maintenance.
2. the reinforcement means that carbon fiber mesh according to claim 1 is used for masonry structure, which is characterized in that the masonry
The humidity soaked in basal plane processing step is 95%-98%.
3. the reinforcement means that carbon fiber mesh according to claim 2 is used for masonry structure, which is characterized in that described first
Layer mortar with a thickness of 5-8mm.
4. the reinforcement means that carbon fiber mesh according to claim 3 is used for masonry structure, which is characterized in that described second
Layer mortar with a thickness of 2-3mm.
5. the reinforcement means that carbon fiber mesh according to claim 4 is used for masonry structure, which is characterized in that the steel plate
Press strip uses Q235 model steel, width 1-3cm, with a thickness of 2-3mm.
6. the reinforcement means that carbon fiber mesh according to claim 5 is used for masonry structure, which is characterized in that the chemistry
Anchor bolt is M10 chemical anchor bolts.
7. the reinforcement means that carbon fiber mesh according to claim 6 is used for masonry structure, which is characterized in that the surface layer
Mortar with a thickness of 5-8mm.
8. the reinforcement means that carbon fiber mesh according to claim 7 is used for masonry structure, which is characterized in that the maintenance
The time of sprinkling maintenance is 7-10 days in processing step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910065379.7A CN110145132A (en) | 2019-01-23 | 2019-01-23 | A kind of carbon fiber mesh is used for the reinforcement means of masonry structure |
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| CN201910065379.7A CN110145132A (en) | 2019-01-23 | 2019-01-23 | A kind of carbon fiber mesh is used for the reinforcement means of masonry structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514496A (en) * | 2019-09-02 | 2019-11-29 | 卡本科技集团股份有限公司 | A kind of anchorage experiment method of carbon fiber mesh reinforced concrete beam end |
| CN110952996A (en) * | 2019-09-16 | 2020-04-03 | 北京工业大学 | Method and material for reinforcing electric power tunnel by fiber grid reinforced polymer mortar |
| CN111764682A (en) * | 2020-07-09 | 2020-10-13 | 江苏华源建筑设计研究院股份有限公司 | Wall reinforcing method for reducing cracks of industrial building outer wall |
| CN111946083A (en) * | 2020-07-30 | 2020-11-17 | 陕西省建筑科学研究院有限公司 | Cement mortar surface layer of polypropylene packing belt net for reinforcing masonry structure and construction method |
| CN113279597A (en) * | 2021-05-18 | 2021-08-20 | 河北工业大学 | Construction method of novel reinforced masonry structure |
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| CN107542219A (en) * | 2017-01-19 | 2018-01-05 | 湖南大学 | Carbon fiber mesh composite board H-shaped cuts section bar and preparation method |
| CN108298904A (en) * | 2018-02-08 | 2018-07-20 | 中国矿业大学 | A kind of reinforcement means for the ECC composite fibre mesh grids improving masonry wall anti-seismic performance |
| CN108425439A (en) * | 2018-05-07 | 2018-08-21 | 中国矿业大学 | A kind of construction method of high ductility insulation masonry wall |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514496A (en) * | 2019-09-02 | 2019-11-29 | 卡本科技集团股份有限公司 | A kind of anchorage experiment method of carbon fiber mesh reinforced concrete beam end |
| CN110514496B (en) * | 2019-09-02 | 2022-07-12 | 卡本科技集团股份有限公司 | Anchoring test method for reinforcing end part of concrete beam by carbon fiber grids |
| CN110952996A (en) * | 2019-09-16 | 2020-04-03 | 北京工业大学 | Method and material for reinforcing electric power tunnel by fiber grid reinforced polymer mortar |
| CN110952996B (en) * | 2019-09-16 | 2021-12-31 | 北京工业大学 | Method and material for reinforcing electric power tunnel by fiber grid reinforced polymer mortar |
| CN111764682A (en) * | 2020-07-09 | 2020-10-13 | 江苏华源建筑设计研究院股份有限公司 | Wall reinforcing method for reducing cracks of industrial building outer wall |
| CN111946083A (en) * | 2020-07-30 | 2020-11-17 | 陕西省建筑科学研究院有限公司 | Cement mortar surface layer of polypropylene packing belt net for reinforcing masonry structure and construction method |
| CN113279597A (en) * | 2021-05-18 | 2021-08-20 | 河北工业大学 | Construction method of novel reinforced masonry structure |
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Application publication date: 20190820 |